发明名称 |
Method for heating parisons made of thermoplastic material |
摘要 |
Parisons are passed along a plurality of heating boxes for heating them to a temperature desired for blow molding. Individual radiators are switched off in groups to obtain varying temperatures along the axial direction of the parisons.
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申请公布号 |
US4423312(A) |
申请公布日期 |
1983.12.27 |
申请号 |
US19820409660 |
申请日期 |
1982.08.19 |
申请人 |
WIEDENFELD, WALTER;REYMANN, WOLFGANG |
发明人 |
WIEDENFELD, WALTER;REYMANN, WOLFGANG |
分类号 |
B29C49/64;B29C35/08;B29C49/68;B29C65/00;(IPC1-7):F27B9/06;H05B1/00;B29C17/07 |
主分类号 |
B29C49/64 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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